Evidence map›Paper›PMID 7983701›Full record

ArticleJournal of virology1995

Inhibition of human immunodeficiency virus type 1 replication by a Tat-activated, transduced interferon gene: targeted expression to human immunodeficiency virus type 1-infected cells.

Y Su, W Popik, P M Pitha

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.0field-weighted citation impact, top 26% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 27 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Y SuOncology Center, Johns Hopkins University, Baltimore, Maryland 21231.
W Popik
P M Pitha
Johns Hopkins University · US

Funding

THE ROLE OF CYTOKINES IN THE PATHOGENESIS OF AIDSR37AI026123 · NIAID · JOHNS HOPKINS UNIVERSITY · PI PITHA-ROWE, PAULA M · 1991 to 2000
$324k
THE ROLE OF CYTOKINES IN SIV INFECTIONP01AI027297 · NIAID · JOHNS HOPKINS UNIVERSITY · PI NARAYAN, O. · 1988 to 1992
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ROLE OF INTERFERON ON THE PATHOGENESIS OF AIDSR01AI026123 · NIAID · JOHNS HOPKINS UNIVERSITY · PI PITHA-ROWE, PAULA M · 1988 to 1990
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NIAID NIH HHS AI26123NIAID NIH HHS AI27297
6 · The paper itself

Abstract

We have examined the feasibility of using interferon (IFN) gene transfer as a novel approach to anti-human immunodeficiency virus type 1 (HIV-1) therapy in this study. To limit expression of a transduced HIV-1 long terminal repeat (LTR)-IFNA2 (the new approved nomenclature for IFN genes is used throughout this article) hybrid gene to the HIV-1-infected cells, HIV-1 LTR was modified. Deletion of the NF-kappa B elements of the HIV-1 LTR significantly inhibited Tat-mediated transactivation in T-cell lines, as well as in a monocyte line, U937. Replacement of the NF-kappa B elements in the HIV-1 LTR by a DNA fragment derived from the 5'-flanking region of IFN-stimulated gene 15 (ISG15), containing the IFN-stimulated response element, partially restored Tat-mediated activation of LTR in T cells as well as in monocytes. Insertion of this chimeric promoter (ISG15 LTR) upstream of the human IFNA2 gene directed high levels of IFN synthesis in Tat-expressing cells, while this promoter was not responsive to tumor necrosis factor alpha-mediated activation. ISG15-LTR-IFN hybrid gene inserted into the retrovirus vector was transduced into Jurkat and U937 cells. Selected transfected clones produced low levels of IFN A (IFNA) constitutively, and their abilities to express interleukin-2 and interleukin-2 receptor upon stimulation with phytohemagglutinin and phorbol myristate acetate were retained. Enhancement of IFNA synthesis observed upon HIV-1 infection resulted in significant inhibition of HIV-1 replication for a period of at least 30 days. Virus isolated from IFNA-producing cells was able to replicate in the U937 cells but did not replicate efficiently in U937 cells transduced with the IFNA gene. These results suggest that targeting IFN synthesis to HIV-1-infected cells is an attainable goal and that autocrine IFN synthesis results in a long-lasting and permanent suppression of HIV-1 replication.

Indexed as

Transduction, GeneticVirus ReplicationAnimalsBinding SitesCattleCells, CulturedChimeraChlorocebus aethiopsGene Products, tatHeLa CellsHIV-1HIV Long Terminal RepeatHumansInterferon-alphaMonocytesNF-kappa BGene Products, tatInterferon-alphaNF-kappa Btat Gene Products, Human Immunodeficiency Virus

Identifiers

PMID7983701
PMCPMC188554
OpenAlexW1510940727

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.